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Mx
Mxmaxwell; maxwells.
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MX
MXmissile experimental: a ten-warhead U.S. intercontinental ballistic missile.
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Mx.
Mx.a title of respect prefixed to a person's surname: unlike Mr., Mrs., or Ms., it does not indicate gender and may be used by a person with any or no specific gender identity.
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mx
mxabbreviationMexico
Mx
1 Americanabbreviation
symbol
abbreviation
Etymology
Origin of MX2
First recorded in 1970–75; by abbreviation
Origin of Mx.3
First recorded in 1975–80; M (as in Mr./Mrs./Ms. ) + x (symbol for an unknown quantity, person, or thing)
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
At an earlier hearing, the court heard how Castellucci, a cyber security expert from California, uses the title "Mx" and refers to themselves using they/them pronouns.
From BBC ● Feb. 25, 2025
"They both prefer offshore deeper waters, so it's quite unusual to spot them close to land," said Mx Cowen who uses "they" and "them" as personal pronouns.
From BBC ● Jan. 9, 2025
Now aged 26, Mx Sharman has donated three times and shares their egg donation journey on TikTok.
From BBC ● Aug. 7, 2024
The combination of bones in the eye socket gave it a “bug-eyed appearance” like Kermit’s, and its slightly crushed, three-centimer-long fossilized skull appeared to have “a lopsided smile,” reminiscent of Kermit’s shy grin, Mx.
From New York Times ● Mar. 21, 2024
At, feeler; Mn, mandible; Mx, maxilla; Lm, labium, spinneret projecting beyond it.
From The Life-Story of Insects by George H. (George Herbert) Carpenter
In Liga MX, the club has been at the forefront of tapping into the Mexican diaspora in the U.S.
From Los Angeles Times ● Jun. 30, 2026
In December, he moved to storied Liga MX club Chivas, his childhood team.
From Los Angeles Times ● Jun. 30, 2026
“Liga MX was the most-watched soccer league on U.S. television in 2025,” according to a recent Nielsen report, ahead of American Major League Soccer and the European Premier League.
From Barron's ● Jun. 11, 2026
Now, Polymarket has secured an exclusive partnership with Liga MX, North America’s most popular soccer league.
From Barron's ● Jun. 11, 2026
MIRVs, which encompassed the land-based MX missile program, were the ultimate product of Livermore’s long quest for a high-yield, low-weight nuclear device.
From "Big Science" by Michael Hiltzik
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Last month, she won an invitation-only competition at Queer/Bar, The Final Girls, and June 16 marked her first performance as a regular cast member of the bar’s Mx. show.
From Seattle Times ● Jun. 24, 2023
“The flood of Mr., Ms., Mx. or Mrs. in sentences can slow down readers’ enjoyment of our writing,” she wrote.
From New York Times ● May 25, 2023
“Anderson Aldrich is nonbinary. They use they/them pronouns, and for the purposes of all formal fillings, will be addressed as Mx. Aldrich,” the attorneys said in a footnote on the filing.
From Washington Times ● Nov. 23, 2022
"Anderson Aldrich is non-binary. They use they/them pronouns, and for the purposes of all formal filings, will be addressed as Mx. Aldrich," a footnote in a court filing reads by their defense team.
From Salon ● Nov. 23, 2022
“Maybe we should let Mx. Desi know that there’s a flying fire type outside their door?”
From "A Bird Will Soar" by Alison Green Myers
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The slope-intercept form of a linear equation is y = mx + b.
From Textbooks ● May 6, 2020
Algebraically, a linear equation typically takes the form y = mx + b, where m and b are constants, x is the independent variable, and y is the dependent variable.
From Textbooks ● Mar. 27, 2020
The line of best fit is represented as y = mx + b .
From Textbooks ● Mar. 27, 2020
Algebraically, a linear equation typically takes the form y = mx + b, where m and b are constants, x is the independent variable, y is the dependent variable.
From Textbooks ● Sep. 19, 2013
Take, for instance, the equation y = mx, where m is a given constant.
From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" by Various
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.